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HCID 18758355, 화합물 → HCID 18758377, 화합물

HRID 433318
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HRID 433318 반응식
[CH2:1]([O:3][C:4]1[CH:5]=[C:6]([CH:12]([N:18]2[C:26](=[O:27])[C:25]3[C:20](=[CH:21][CH:22]=[CH:23][C:24]=3[NH:28][C:29](=[O:31])[CH3:30])[C:19]2=[O:32])[CH2:13][CH:14]([OH:17])[CH2:15][CH3:16])[CH:7]=[CH:8][C:9]=1[O:10][CH3:11])[CH3:2].[Cr](Cl)([O-])(=O)=O.[NH+]1C=CC=CC=1>C(Cl)Cl>[CH2:1]([O:3][C:4]1[CH:5]=[C:6]([CH:12]([N:18]2[C:26](=[O:27])[C:25]3[C:20](=[CH:21][CH:22]=[CH:23][C:24]=3[NH:28][C:29](=[O:31])[CH3:30])[C:19]2=[O:32])[CH2:13][C:14](=[O:17])[CH2:15][CH3:16])[CH:7]=[CH:8][C:9]=1[O:10][CH3:11])[CH3:2]
참가 물질실험 절차후처리출처 및 근거반응 노트

참가 물질

4

반응물 2

HCID 18758355HCID 18758355, 화합물HCID 178418287HCID 178418287, 화합물

생성물 1

HCID 18758377HCID 18758377, 화합물수율 81%

시약·촉매·용매 1

HCID 6344Dichloromethane용매

실험 절차

A mixture of N-{2-[1-(3-ethoxy-4-methoxyphenyl)-3-hydroxypentyl]-1,3-dioxoisoindolin-4-yl}acetamide (1.35 g, 3.06 mmol), pyridinium chlorochromate (1.32 g, 6.12 mmol) and celite (0.6 g) in methylene chloride (35 mL) was stirred for 5 hours. The mixture was filtered through celite and the filtrate was washed with water (30 mL), brine (30 mL) and dried over magnesium sulfate. Solvent was removed in vacuo and the residue was purified by chromatography (Silica gel, methylene chloride:ethyl acetate 9:1) to give N-{2-[1-(3-ethoxy-4-methoxyphenyl)-3-oxopentyl]-1,3-dioxoisoindolin-4-yl}acetamide (1.08 g, 81%) as a white solid: mp 137-139° C.; 1H NMR (CDCl3) δ9.53 (s, 1H), 8.71 (d, J=8.4 Hz, 1H), 7.62 (t, J=7.6 Hz, 1H), 7.45 (d, J=7.3 Hz, 1H), 7.07-7.04 (m, 2H), 6.83 (d, J=8.8 Hz, 1H), 5.76-5.70 (dd, J=5.2, 10.1 Hz, 1H), 4.12 (q, J=6.9 Hz, 2H), 4.02-3.90 (dd, J=10.1, 17.9 Hz, 1H), 3.83 (s, 3H), 3.26-3.17 (dd, J=5.2, 17.9 Hz, 1H), 2.49 (q, J=7.3 Hz, 2H), 2.26 (s, 3H), 1.46 (t, J=6.9 Hz, 3H), 1.02 (t, J=7.3 Hz, 3H); 13C NMR (CDCl3) δ208.03, 170.02, 169.15, 167.86, 149.12, 148.33, 137.34, 135.76, 131.39, 131.22, 124.64, 120.00, 117.87, 115.29, 112.50, 111.27, 64.38, 55.89, 49.94, 43.51, 36.10, 24.92, 14.71, 7.52; Anal. Calcd. for C24H26N2O6: C, 65.74; H, 5.98; N, 6.39. Found: C, 65.74; H, 6.34; N, 6.38.

후처리

  1. filtrationThe mixture was filtered through celite
  2. washthe filtrate was washed with water (30 mL), brine (30 mL)
  3. dry with materialdried over magnesium sulfate
  4. customSolvent was removed in vacuo
  5. customthe residue was purified by chromatography (Silica gel, methylene chloride:ethyl acetate 9:1)

출처 및 근거

ORD 기록
ord-4d9b50fdc45241eb9ec0a67ed95a1033
출처 데이터셋
uspto-grants-2003_12
DOI
10.6084/m9.figshare.5104873.v1
특허 번호
US06667316B1

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